off-leash; unleashed
Wasei-eigo from English 'no lead'. Used primarily for dogs being walked or kept without a leash. Often appears in rules or warnings about pet etiquette.
wasei-eigo (Japanese-coined English), from no lead
Dogs must be kept on a leash in this park.
It's dangerous to walk a dog off-leash.
Variant with interpunct, less common but seen in some contexts.
Wasei-eigo from English 'no' + 'lead' (leash). The English equivalent would be 'off-leash' or 'unleashed'.